My cash register J2500S is displaying e999 with beeping sounds after a powe?
How do I change tax rate on my Sharp XE-A202 cash register?
NADA but Error mess.Changed the batteries in my Sharp ER-A330 Cash Register?
how can I clear an error 1 on a M-ER5115?
Em7 on/off switch?
when turned on it goes to green light then straight back to red standby lig?